The American Lung Association’s 2012 air quality rankings don’t contain good news for California. The Golden State is home to the nation’s top five smoggiest cities. Rounding out the top ten are Pittsburgh, Phoenix, Cincinnati, Louisville, and Philadelphia.

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In Brief is authored by the staff, board, and contributors of the Northwest Progressive Institute, a netroots powered strategy center working to raise America's quality of life through innovative research and imaginative advocacy.